diff --git a/maker/golang/xdb/maker.go b/maker/golang/xdb/maker.go
index 570edc2..6f0ce7f 100644
--- a/maker/golang/xdb/maker.go
+++ b/maker/golang/xdb/maker.go
@@ -174,8 +174,9 @@ func (m *Maker) loadSegments() error {
 		}
 
 		// check the order of the data segment
-		// if err := seg.RightBehind(last); err != nil {
-		if err := seg.After(last); err != nil {
+		if sorting {
+			// just keep going
+		} else if err := seg.After(last); err != nil {
 			// return err
 			// @Note: If the continuity is disrupted,
 			// we will sort all these segments later.
diff --git a/maker/java/src/main/java/org/lionsoul/ip2region/xdb/Maker.java b/maker/java/src/main/java/org/lionsoul/ip2region/xdb/Maker.java
index 350cdc1..18764c2 100644
--- a/maker/java/src/main/java/org/lionsoul/ip2region/xdb/Maker.java
+++ b/maker/java/src/main/java/org/lionsoul/ip2region/xdb/Maker.java
@@ -179,7 +179,9 @@ public class Maker {
                     throw new Exception("invalid ip segment("+version.name+" expected)");
                 }
 
-                if (last != null && !seg.after(last)) {
+                if (sorting) {
+                    // just keep going
+                } else if (last != null && !seg.after(last)) {
                     // throw new Exception("discontinuous data segment: last.eip("
                     //    + Util.ipToString(last.endIP)+")+1 != seg.sip("+ Util.ipToString(seg.startIP) + ", "+ seg.region +")");